Prongs
[prɔŋz]
例句:
- In either case the distance through which the prongs move is very small and the period is very short, so that the eye can seldom detect the movement itself. 伯莎M.克拉克. 科学通论.
- If a light cork ball on the end of a thread is brought in contact with a sounding fork, the ball does not remain at rest, but vibrates back and forth, being driven by the moving prongs. 伯莎M.克拉克. 科学通论.
- The passengers slide off upon the prongs of the comb at the top and land without jar or shock. 佚名. 神奇的知识之书.
- The platform glides through the prongs of a comb at the lower level and journeys upward at a moderate speed. 佚名. 神奇的知识之书.
- That the prongs are in motion, however, is seen by the action of a pith ball when brought in contact with the prongs (see Section 250). 伯莎M.克拉克. 科学通论.
琼整理